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Finding the Fourth Proportional to 188,570.97, 282,669.62 and 88,552.12

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Solution

The fourth proportional to 188,570.97, 282,669.62 and 88,552.12 is: 132,740.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,570.97 : 282,669.62 = 88,552.12 : x
  2. Step 2: Convert to fraction form
    188,570.97/282,669.62 = 88,552.12/x
  3. Step 3: Cross multiply
    188,570.97x = 282,669.62 × 88,552.12
  4. Step 4: Simplify right side
    188,570.97x = 25,030,994,110.59
  5. Step 5: Solve for x
    x = 25,030,994,110.59/188,570.97
  6. Step 6: Final answer
    x = 132,740.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.